When space is tight but performance is still a requirement, the patented "Piranha" nozzle is the answer. At just half the size of its big brother, the "Shark", the "Piranha" still packs a powerful bite. Designed specifically for the GM LT1/LT4 intakes this kit fitsr perfectly in the F-Body or Corvette. The LT1 Pro is adjustable from 50 to 300hp. nitrous system comes complete with 10LB bottle, stainless bottle brackets, "Next Generation" rail, fuel pressure regulator, stainless lines, nozzles, jetting and all necessary electrical components. N2O Pressure gauge not included.